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Cod sursa(job #212159)
#include<cstdio>
#define MX 2000001
int n,m,p[MX],q,qw[MX];
char N[MX],M[MX];
void rd()
{
gets(N);
gets(M);
n=strlen(N);
m=strlen(M);
}
void add(int x)
{
qw[++q]=x;
}
void kmp()
{
int k=0,i;
for(i=1;i<n;i++)
{
while(k&&N[k+1]!=N[i])
k=p[k];
if(N[k+1]==N[i])
k++;
p[i]=k;
}
k=0;
for(i=0;i<n;i++)
{
while(k&&m[k+1]!=N[i])
k=p[k];
if(M[k+1]==N[i])
k++;
if(k==n) add(i-n+1);
}
}
vod af()
{
printf("%d\n",q);
for(i=1;i<=q;i++)
printf("%d ",qw[i]);
}
int main()
{
freopen("strmatch.in","r",);
freopen("strmatch.out","w",);
rd();
kmp();
af();
return 0;
}